简单的用Java实现的ATM取款系统

/* * To change this template, choose Tools | Templates * and open the template in the editor. */ package MainForm; /** * * @author Linux */ import java.awt.*; import java.util.logging.Level; import java.util.logging.Logger; import javax.swing.*; import java.awt.event.*; import login.Login; import user.userBean; public class inputMoney extends JFrame implements ActionListener{ Container contentPane; JPanel centerPanel=new JPanel(); JPanel centerdownPanel=new JPanel(); JPanel eastPanel=new JPanel(); JPanel westPanel=new JPanel(); JPanel downPanel=new JPanel(); Dimension facesize=new Dimension(800,500); JLabel jLabel=new JLabel(); JLabel jLabel1=new JLabel(); JLabel jLabel2=new JLabel(); JLabel jLabel3=new JLabel(); JLabel jLabel4=new JLabel(); JTextField Jtf=new JTextField(); JButton input100=new JButton(); JButton input200=new JButton(); JButton input500=new JButton(); JButton input1000=new JButton(); JButton reset=new JButton(); JButton confirm=new JButton(); JButton goback=new JButton(); JButton exit=new JButton(); GridBagLayout gridBag=new GridBagLayout(); GridBagConstraints gridBagCon; public inputMoney(){ this.setSize(facesize); this.setResizable(false); this.setTitle("存款页"); Dimension screenSize=Toolkit.getDefaultToolkit().getScreenSize(); this.setLocation((screenSize.width-400)/2, (screenSize.height-300)/2+45); try{ Init(); }catch(Exception e){ e.printStackTrace(); } this.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE); } public void Init()throws Exception{ contentPane=this.getContentPane(); contentPane.setLayout(new BorderLayout()); centerPanel.setLayout(gridBag); jLabel.setText("请选择存款额:"); jLabel.setFont(new Font("Dialog",0,12)); gridBagCon=new GridBagConstraints(); gridBagCon.gridx=0; gridBagCon.gridy=0; gridBagCon.insets=new Insets(10,15,10,1); gridBag.setConstraints(jLabel, gridBagCon); centerPanel.add(jLabel); Jtf.setText("整数存款额"); Jtf.setEditable(false); Jtf.setBackground(Color.gray); gridBagCon=new GridBagConstraints(); gridBagCon.gridx=1; gridBagCon.gridy=0; gridBagCon.insets=new Insets(10,1,10,10); gridBag.setConstraints(Jtf, gridBagCon); centerPanel.add(Jtf); westPanel.setLayout(gridBag); input100.setText("10"); input100.setFont(new Font("Dialog",0,15)); gridBagCon=new GridBagConstraints(); gridBagCon.gridx=0; gridBagCon.gridy=0; gridBagCon.insets=new Insets(10,10,10,1); gridBag.setConstraints(input100, gridBagCon); westPanel.add(input100); jLabel2.setText(" "); jLabel2.setFont(new Font("Dialog",0,15)); gridBagCon=new GridBagConstraints(); gridBagCon.gridx=0; gridBagCon.gridy=1; gridBagCon.insets=new Insets(10,10,10,1); gridBag.setConstraints(jLabel2, gridBagCon); westPanel.add(jLabel2); input500.setText("20"); input500.setFont(new Font("Dialog",0,15)); gridBagCon=new GridBagConstraints(); gridBagCon.gridx=0; gridBagCon.gridy=2; gridBagCon.insets=new Insets(10,15,10,1); gridBag.setConstraints(input500, gridBagCon); westPanel.add(input500); jLabel3.setText(" "); jLabel3.setFont(new Font("Dialog",0,15)); gridBagCon=new GridBagConstraints(); gridBagCon.gridx=0; gridBagCon.gridy=3; gridBagCon.insets=new Insets(10,10,10,1); gridBag.setConstraints(jLabel3, gridBagCon); westPanel.add(jLabel3); goback.setText("返回"); goback.setFont(new Font("Dialog",0,15)); gridBagCon=new GridBagConstraints(); gridBagCon.gridx=0; gridBagCon.gridy=4; gridBagCon.insets=new Insets(10,15,10,10); gridBag.setConstraints(goback, gridBagCon); westPanel.add(goback); eastPanel.setLayout(gridBag); input200.setText("50"); input200.setFont(new Font("Dialog",0,15)); gridBagCon=new GridBagConstraints(); gridBagCon.gridx=0; gridBagCon.gridy=0; gridBagCon.insets=new Insets(10,10,10,1); gridBag.setConstraints(input200,gridBagCon); eastPanel.add(input200); jLabel1.setText(" "); jLabel1.setFont(new Font("Dialog",0,15)); gridBagCon=new GridBagConstraints(); gridBagCon.gridx=0; gridBagCon.gridy=1; gridBagCon.insets=new Insets(10,10,10,1); gridBag.setConstraints(jLabel1, gridBagCon); eastPanel.add(jLabel1); input1000.setText("100"); input1000.setFont(new Font("Dialog",0,15)); gridBagCon=new GridBagConstraints(); gridBagCon.gridx=0; gridBagCon.gridy=2; gridBagCon.insets=new Insets(10,15,10,1); gridBag.setConstraints(input1000,gridBagCon); eastPanel.add(input1000); jLabel4.setText(" "); jLabel4.setFont(new Font("Dialog",0,15)); gridBagCon=new GridBagConstraints(); gridBagCon.gridx=0; gridBagCon.gridy=3; gridBagCon.insets=new Insets(10,10,10,1); gridBag.setConstraints(jLabel4, gridBagCon); eastPanel.add(jLabel4); exit.setText("退出"); exit.setFont(new Font("Dialog",0,15)); gridBagCon=new GridBagConstraints(); gridBagCon.gridx=0; gridBagCon.gridy=4; gridBagCon.insets=new Insets(10,15,10,1); gridBag.setConstraints(exit, gridBagCon); eastPanel.add(exit); contentPane.add(centerPanel,BorderLayout.CENTER); contentPane.add(eastPanel,BorderLayout.EAST); contentPane.add(westPanel,BorderLayout.WEST); goback.addActionListener(this); exit.addActionListener(this); input100.addActionListener(this); input200.addActionListener(this); input500.addActionListener(this); input1000.addActionListener(this); } public void downInit()throws Exception{ confirm.setText("确定"); confirm.setFont(new Font("Dialog",0,12)); downPanel.add(confirm); reset.setText("重置"); reset.setFont(new Font("Dialog",0,12)); downPanel.add(reset); contentPane.add(downPanel,BorderLayout.SOUTH); confirm.addActionListener(this); reset.addActionListener(this); } public void actionPerformed(ActionEvent e){ Object obj=e.getSource(); String srm; int rest; int rm; if(obj==input100){ Jtf.setText("10"); }else if(obj==input200){ Jtf.setText("50"); }else if(obj==input500){ Jtf.setText("20"); }else if(obj==input1000){ Jtf.setText("100"); }else if(obj==goback){ this.dispose(); mainForm mf=new mainForm(); try { mf.downInit(); mf.pack(); mf.setVisible(true); } catch (Exception ex) { Logger.getLogger(getMoney.class.getName()).log(Level.SEVERE, null, ex); } }else if(obj==exit){ this.dispose(); }else if(obj==confirm){ if(Jtf.getText()==null||Jtf.getText().equals("")){ JOptionPane.showMessageDialog(null,"请输入您的存款额！"); } else { userBean ub=new userBean(); rest=ub.search(Login.username); rm=Integer.parseInt(Jtf.getText())+rest; if(rm>0&&rm<65500){ ub.inputMoney(Login.username,rm); JOptionPane.showMessageDialog(null,